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mb/intel/jasperlake_rvp: Configure WWAN GPIOs 

M.2 WWAN interface has GPIOs which requires coreboot to
configure all related GPIOs as per board schematics.

BUG=None
BRANCH=None
TEST=code compiles and WWAN device is detected in OS

Change-Id: I8ad978a619b50e16ad754177f1eb05cf7670b79f
Signed-off-by: Maulik V Vaghela <maulik.v.vaghela@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39877
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Ronak Kanabar <ronak.kanabar@intel.com>
Reviewed-by: Aamir Bohra <aamir.bohra@intel.com>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>
This commit is contained in:
Maulik V Vaghela 2020-03-27 17:38:15 +05:30 committed by Subrata Banik
parent c5028b2e86
commit aa832c19b2
1 changed files with 20 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
src/mainboard/intel/jasperlake_rvp/variants/jslrvp/gpio.c
View File

@ -9,7 +9,18 @@
static const struct pad_config gpio_table[] = { static const struct pad_config gpio_table[] = {
/* ToDo: Fill other gpio configuration */ /* ToDo: Fill other gpio configuration */
/* Audio related GPIOs */ /* WWAN_WAKE_N */
PAD_CFG_GPI_SCI(GPP_A10, NONE, DEEP, LEVEL, INVERT),
/* M.2_WWAN_DISABLE_N */
PAD_CFG_GPO(GPP_A19, 1, PLTRST),
/* WWAN_PERST_N */
PAD_CFG_GPO(GPP_C0, 0, PLTRST),
/* M2_WWAN_SSD_SKT2_CFG2 */
PAD_CFG_GPI(GPP_C3, NONE, PLTRST),
/* I2C0_SDA */ /* I2C0_SDA */
PAD_CFG_NF(GPP_C16, UP_2K, DEEP, NF1), PAD_CFG_NF(GPP_C16, UP_2K, DEEP, NF1),
@ -19,14 +30,11 @@ static const struct pad_config gpio_table[] = {
/* I2S_MCLK */ /* I2S_MCLK */
PAD_CFG_NF(GPP_D18, NONE, DEEP, NF1), PAD_CFG_NF(GPP_D18, NONE, DEEP, NF1),
/* SD_CD# */ /* WWAN_FCP_OFF_N */
PAD_CFG_NF(GPP_G5, UP_20K, PWROK, NF1), PAD_CFG_GPO(GPP_E3, 1, PLTRST),
/* SD_WP */ /* WWAN EN GPIO */
PAD_CFG_NF(GPP_G7, DN_20K, PWROK, NF1), PAD_CFG_GPO(GPP_H7, 1, PLTRST),
/* virtual GPIO for SD card detect */
PAD_CFG_GPI_GPIO_DRIVER(VGPIO_39, NONE, DEEP),
/* I2S1_SCLK */ /* I2S1_SCLK */
PAD_CFG_NF(GPP_H15, NONE, DEEP, NF1), PAD_CFG_NF(GPP_H15, NONE, DEEP, NF1),
@ -55,6 +63,9 @@ static const struct pad_config gpio_table[] = {
/* I2S1_TXD */ /* I2S1_TXD */
PAD_CFG_NF(GPP_R7, NONE, DEEP, NF2), PAD_CFG_NF(GPP_R7, NONE, DEEP, NF2),
/* WWAN RST_N */
PAD_CFG_GPO(GPP_S0, 1, DEEP),
/* DMIC_CLK_1 */ /* DMIC_CLK_1 */
PAD_CFG_NF(GPP_S2, UP_20K, DEEP, NF2), PAD_CFG_NF(GPP_S2, UP_20K, DEEP, NF2),
@ -71,7 +82,7 @@ static const struct pad_config gpio_table[] = {
/* Early pad configuration in bootblock */ /* Early pad configuration in bootblock */
static const struct pad_config early_gpio_table[] = { static const struct pad_config early_gpio_table[] = {
/* ToDo: Fill early gpio configurations for TPM and WWAN */ /* ToDo: Fill early gpio configurations for TPM */
}; };
const struct pad_config *variant_gpio_table(size_t *num) const struct pad_config *variant_gpio_table(size_t *num)